Defined in 2 files as a member:

• include/uapi/linux/in.h, line 184 (as a member)
• include/uapi/linux/in.h, line 195 (as a member)

Referenced in 3 files:

• net/ipv4/igmp.c, line 2450
• net/ipv4/ip_sockglue.c
  • line 741
  • line 1308
• tools/testing/selftests/net/timestamping.c
  • line 432
  • line 435